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Finding the Fourth Proportional to 162,417.52, 224,137.84 and 90,801.52

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Solution

The fourth proportional to 162,417.52, 224,137.84 and 90,801.52 is: 125,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,417.52 : 224,137.84 = 90,801.52 : x
  2. Step 2: Convert to fraction form
    162,417.52/224,137.84 = 90,801.52/x
  3. Step 3: Cross multiply
    162,417.52x = 224,137.84 × 90,801.52
  4. Step 4: Simplify right side
    162,417.52x = 20,352,056,561.52
  5. Step 5: Solve for x
    x = 20,352,056,561.52/162,417.52
  6. Step 6: Final answer
    x = 125,307.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.